Position in RIO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$279,870
+$279,870 QoQ
Shares Held
3,000
Ownership
0.000%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
7 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in RIO Over Time
Shares Held
Position Value (USD)
Derivatives in RIO
reported options exposure · as of Dec 31, 2021CallValue
$1,338,800
CallShares
20,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026PRELUDE CAPITAL MANAGEMENT, LLC holds $2,058,351 across 12 Other Industrial Metals & Mining names. RIO ranks #2 (13.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALM |
Almonty Industries Inc.
|
39,165 | $567,109 | |
| 2 | RIO |
Rio Tinto PLC
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|
3,000 | $279,870 | |
| 3 | USAR |
USA Rare Earth, Inc.
|
17,265 | $261,305 | |
| 4 | VALE |
Vale S.A.
|
15,000 | $238,650 | |
| 5 | BMM |
Blue Moon Metals Inc.
|
27,127 | $177,410 | |
| 6 | LAC |
Lithium Americas Corp.
|
43,318 | $171,106 | |
| 7 | LAR |
Lithium Argentina AG
|
15,278 | $102,057 | |
| 8 | NB |
Niocorp Developments Ltd
|
19,580 | $87,326 |
All Filings in RIO
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $279,870 | 3,000 | Shares | Other | 2026-05-15 | |
| 2021-12-31 | $1,338,800 | 20,000 | Call | Other | 2022-02-14 | |
| 2021-09-30 | $2,004,600 | 30,000 | Put | Sole | 2021-11-15 | |
| 2021-09-30 | $1,336,400 | 20,000 | Call | Sole | 2021-11-15 | |
| 2021-06-30 | $1,677,800 | 20,000 | Call | Sole | 2021-08-16 | |
| 2021-03-31 | $1,553,000 | 20,000 | Call | Other | 2021-05-17 | |
| 2020-12-31 | $1,504,400 | 20,000 | Call | Other | 2021-02-16 | |
| 2020-09-30 | $330,333 | 5,470 | Shares | Other | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||